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app.js
39 lines (33 loc) · 1.48 KB
/
app.js
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// From Dan's Guides: https://github.com/justsml/guides/tree/master/express/setup-guide
// TODO: INSTALL PRE-REQUISITES:
// npm install express cors morgan helmet nodemon
const express = require('express')
const morgan = require('morgan')
const helmet = require('helmet')
const cors = require('cors')
const app = module.exports = express()
const port = parseInt(process.env.PORT || 3000)
app.use(helmet())
app.use(express.json())
app.use(express.urlencoded({ extended: false }))
app.use(morgan(process.env.NODE_ENV !== 'production' ? 'dev' : 'combined'))
app.use(cors({origin: true, credentials: true})) // <= Disable if you don't need CORS
// TODO: Optional Static file handler:
// app.use('/', express.static('./build'))
// TODO: ADD (MOUNT) YOUR MIDDLEWARE (ROUTES) HERE:
// Example: app.use('/api/cat', require('./routes/cat'))
// The following 2 `app.use`'s MUST follow ALL your routes/middleware
app.use(notFound)
app.use(errorHandler)
function notFound(req, res, next) {
res.status(404).send({error: 'Not found!', status: 404, url: req.originalUrl})
}
// eslint-disable-next-line
function errorHandler(err, req, res, next) {
console.error('ERROR', err)
const stack = process.env.NODE_ENV !== 'production' ? err.stack : undefined
res.status(500).send({error: err.message, stack, url: req.originalUrl})
}
app.listen(port)
.on('error', console.error.bind(console))
.on('listening', console.log.bind(console, 'Listening on http://0.0.0.0:' + port))